Finding the Fourth Proportional to 5,536,227.90, 8,306,415.45 and 2,172,848.70
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Solution
The fourth proportional to 5,536,227.90, 8,306,415.45 and 2,172,848.70 is: 3,260,086.89
Step by Step Solution
- Step 1: Write the proportion equation
5,536,227.90 : 8,306,415.45 = 2,172,848.70 : x - Step 2: Convert to fraction form
5,536,227.90/8,306,415.45 = 2,172,848.70/x - Step 3: Cross multiply
5,536,227.90x = 8,306,415.45 × 2,172,848.70 - Step 4: Simplify right side
5,536,227.90x = 18,048,584,012,192.42 - Step 5: Solve for x
x = 18,048,584,012,192.42/5,536,227.90 - Step 6: Final answer
x = 3,260,086.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.